11051010155 has 16 divisors (see below), whose sum is σ = 13318119360. Its totient is φ = 8802941952.

The previous prime is 11051010149. The next prime is 11051010167. The reversal of 11051010155 is 55101015011.

It is a cyclic number.

It is not a de Polignac number, because 11051010155 - 2⁸ = 11051009899 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1409807 + ... + 1417623.

It is an arithmetic number, because the mean of its divisors is an integer number (832382460).

Almost surely, 2^11051010155 is an apocalyptic number.

11051010155 is a deficient number, since it is larger than the sum of its proper divisors (2267109205).

11051010155 is an equidigital number, since it uses as much as digits as its factorization.

11051010155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8998.

The product of its (nonzero) digits is 125, while the sum is 20.

Adding to 11051010155 its reverse (55101015011), we get a palindrome (66152025166).

The spelling of 11051010155 in words is "eleven billion, fifty-one million, ten thousand, one hundred fifty-five".